SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 560
SAM3U2E
Manufacturer Part Number
SAM3U2E
Description
Manufacturer
Atmel Corporation
Specifications of SAM3U2E
Flash (kbytes)
128 Kbytes
Pin Count
144
Max. Operating Frequency
96 MHz
Cpu
Cortex-M3
# Of Touch Channels
57
Hardware Qtouch Acquisition
No
Max I/o Pins
96
Ext Interrupts
96
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Hi-Speed
Usb Interface
Device
Spi
5
Twi (i2c)
2
Uart
5
Ssc
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
16
Adc Resolution (bits)
12
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
36
Self Program Memory
YES
External Bus Interface
1
Dram Memory
No
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
1.62 to 3.6
Fpu
No
Mpu / Mmu
Yes / No
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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Table 31-5.
Figure 31-13. Transmit and Receive Frame Format in Edge/Pulse Start Modes
Note:
560
560
Transmitter
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TFMR
SSC_TCMR
SSC_TCMR
1. Example of input on falling edge of TF/RF.
SAM3U Series
SAM3U Series
Data Frame Registers
(If FSDEN = 0)
(If FSDEN = 1)
Receiver
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RFMR
SSC_RCMR
SSC_RCMR
TF/RF
RD
TD
TD
Start
(1)
Figure 31-14. Transmit Frame Format in Continuous Mode
From SSC_TSHR
To SSC_RSHR
Sync Data
Sync Data
FSLEN
From DATDEF
STTDLY
Default
Field
DATLEN
DATNB
MSBF
FSLEN
DATDEF
FSDEN
PERIOD
STTDLY
FromDATDEF
Default
Ignored
TD
Start: 1. TXEMPTY set to 1
From SSC_THR
From SSC_THR
To SSC_RHR
Length
Up to 32
Up to 16
Up to 16
0 or 1
Up to 512
Up to 255
2. Write into the SSC_THR
From SSC_THR
DATLEN
Start
Data
Data
Data
PERIOD
DATLEN
Data
DATNB
From SSC_THR
From SSC_THR
To SSC_RHR
From SSC_THR
DATLEN
Data
Data
Data
Comment
Size of word
Number of words transmitted in frame
Most significant bit first
Size of Synchro data register
Data default value ended
Enable send SSC_TSHR
Frame size
Size of transmit start delay
DATLEN
Data
FromDATDEF
Ignored
Default
Default
From DATDEF
Start
Default
Sync Data
Sync Data
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
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